5263689517 has 2 divisors, whose sum is σ = 5263689518. Its totient is φ = 5263689516.

The previous prime is 5263689493. The next prime is 5263689527. The reversal of 5263689517 is 7159863625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5256105001 + 7584516 = 72499^2 + 2754^2 .

It is a cyclic number.

It is not a de Polignac number, because 5263689517 - 2¹¹ = 5263687469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5263689527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2631844758 + 2631844759.

It is an arithmetic number, because the mean of its divisors is an integer number (2631844759).

Almost surely, 2^5263689517 is an apocalyptic number.

It is an amenable number.

5263689517 is a deficient number, since it is larger than the sum of its proper divisors (1).

5263689517 is an equidigital number, since it uses as much as digits as its factorization.

5263689517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 52.

The square root of 5263689517 is about 72551.2888720800. The cubic root of 5263689517 is about 1739.5226502472.

The spelling of 5263689517 in words is "five billion, two hundred sixty-three million, six hundred eighty-nine thousand, five hundred seventeen".